Diagnosis Procedure
- CHECK BCM INPUT/OUTPUT SIGNAL
Connect CONSULT and check the BCM input signals. Refer to COMPONENT FUNCTION CHECK .
Is the inspection result normal?
YES
GO TO STEP 2.
NO
GO TO STEP 3.
- CHECK UNIFIED METER AND A/C AMP. INPUT SIGNAL
Select the "Data Monitor" for the "METER/M&A" and check the "TRUNK/GLAS - H" monitor value.
"TRUNK/GLAS - H" Trunk lid open : On Trunk lid closed : Off Is the inspection result normal?
YES
Replace combination meter.
NO
Replace BCM.
- CHECK TRUNK ROOM LAMP SWITCH SIGNAL CIRCUIT
Check the trunk lid opener switch signal circuit. Refer to DIAGNOSIS PROCEDURE .
Is the inspection result normal?
YES
GO TO STEP 4.
NO
Repair harness or connector.
- CHECK TRUNK LOOM LAMP SWITCH UNIT
Perform a unit check for the trunk room lamp switch. Refer to COMPONENT INSPECTION .
Is the inspection result normal?
YES
Replace combination meter.
NO
Replace trunk lid lock. Refer to REMOVAL AND INSTALLATION .